Unverified88% confidenceDecision RuleTime unknown
沙滩、海岛、雨季出行选PVC全塑材质或覆膜卡（克重≥300gsm+双面覆哑膜），普通300g铜版纸卡遇水会起翘粘连报废
1
Sources
88%
Confidence
Long-term
Relevance
-
First Seen
Sources
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Unverified户外或长期悬挂用途选择PVC/PP塑料材质，克重≥250g或厚度≥0.3mm可抗风吹雨淋不褪色；普通室内标识用200g铜版纸即可81% similarUnverified潮湿或户外场景(泳池、健身房、工厂)优先选PP合成纸或覆膜PVC材质，克重≥200g/㎡且覆哑光膜可防眩光反光，普通铜版纸挂图3个月内易卷边受潮79% similarUnverified海边或水域使用应选PVC厚度≥0.3mm的产品，泳池戏水0.22-0.25mm即可；厚度低于0.18mm的超薄款极易被指甲、石子划破漏气76% similarUnverified面料选600D以上牛津布或PVC涂层才具备实用防水性，300D及以下薄款仅防灰尘，遇后备箱漏水或放冰袋易渗透75% similarUnverified随身携带的口袋版急救手册体积应≤A6尺寸、重量≤80g，且采用防水铜版纸或PVC材质，否则在雨天/涉水场景会因纸张损毁失去作用74% similar
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